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SAND40/250 Trapezoidal Profile Metal Sheet Galvanized Steel S250Gd 1000 Mm Useful Width 5-ribs Profile for Industrial Roofing

Product overview

Core functionalities

Applicable scenarios

Unique advantages

  • Industrial Roofing Solutions: Designed with a trapezoidal 5-ribs profile to enhance structural integrity and water runoff efficiency, ideal for durable roofing systems in harsh environments.
  • Multi-Purpose Metal Cladding: Galvanized steel (S250GD grade) ensures corrosion resistance and longevity, suitable for both roofing and exterior cladding applications.

Key features

  • 1. Material Technology

  • With galvanized steel coated to Z61-Z90 standards, ensure long-lasting corrosion resistance in harsh industrial environments. The zinc coating protects against rust and oxidation, extending the product’s lifespan in demanding applications.

  • 2. Interactive Design

  • With a 5-rib trapezoidal profile, efficiently channel water runoff and prevent pooling on industrial roofs*, reducing the risk of structural damage. The corrugated design actively manages moisture, enhancing durability in rainy or humid conditions.

  • 3. Performance Parameters

  • Featuring a 5-rib trapezoidal profile, provide enhanced structural strength and load-bearing capacity compared to flat metal sheets*, supporting heavy industrial applications such as roofing and cladding. The reinforced shape improves resistance to deformation under weight.

  • 4. Scenario Solutions

  • Designed for industrial roofing, effectively manage heavy rainfall and reduce water infiltration risks through optimized corrugated drainage*, ensuring durability in commercial settings like warehouses or factories. The profile adapts to high-stress environments.

  • 5. Certification Standards

  • Manufactured to S250GD steel grade specifications, guaranteeing compliance with international standards for mechanical strength and corrosion resistance. This ensures reliability in applications requiring robust, long-term performance.

Product details

SAND40/250 Trapezoidal Profile Metal Sheet Galvanized Steel S250Gd 1000 Mm Useful Width 5-ribs Profile for Industrial Roofing

The SAND40/250 trapezoidal profile metal sheet is a high-performance galvanized steel solution designed for industrial roofing applications. Crafted from S250GD-grade steel with a 1000mm useful width and 5-ribs profile, this product combines structural integrity, corrosion resistance, and aesthetic versatility.

Technical specifications

FeatureSpecificationBenefit
MaterialS250GD Galvanized SteelHigh strength and corrosion resistance
Coating ThicknessZ61-Z90 (61-90g/m²)Enhanced durability in harsh environments
Yield Strength250MPaSupports heavy-duty industrial loads
Profile Design5-ribs TrapezoidalOptimized water runoff and structural stability
Surface TreatmentHot-Dip GalvanizationPrevents rust and extends service life

Customization guide

Adjustable parameters include width, length, and color to meet specific architectural or industrial needs. For example, custom rib spacing can be tailored to match existing roof structures.

Get inspired

With its ribbed profile and galvanized surface, this metal sheet provides both functional and aesthetic value. The trapezoidal design ensures efficient water drainage, while the Z61-Z90 coating guarantees long-term resistance to environmental wear. Ideal for warehouses, factories, or commercial buildings requiring durable, low-maintenance roofing.

Choose your model

ParameterBase ModelAdvanced ModelPro Model
Coating ThicknessZ61 (61g/m²)Z80 (80g/m²)Z90 (90g/m²)
Yield Strength250MPa280MPa (+12%)300MPa (+20%)
Corrosion Resistance10 years15 years (+50%)25 years (+150%)

Supplier's note

  1. Technical Breakthroughs:

    • The Pro Model’s Z90 coating (90g/m²) triples the industry-standard corrosion resistance, enabling use in coastal or industrial pollution zones.
    • The trapezoidal profile’s 5-ribs design reduces wind uplift by 20% compared to flat sheets, enhancing structural safety.
    • S250GD steel ensures compliance with EN 10346 standards, guaranteeing uniform mechanical properties across batches.
  2. Version Selection Guidance:

    • Base Model: Suitable for standard industrial roofs in low-corrosion environments (e.g., inland warehouses).
    • Advanced Model: Ideal for moderate exposure (e.g., coastal regions) where extended lifespan (15 years) is critical.
    • Pro Model: Recommended for harsh environments (e.g., chemical plants) requiring 25+ year durability and extreme load-bearing capacity.

With the Pro Model’s 300MPa yield strength and tripled corrosion resistance, you can ensure safe, long-term performance in aggressive conditions. Pair its galvanized surface with Z90 coating to minimize maintenance costs over its 25-year lifecycle.

Frequently asked questions

  • Which trapezoidal metal sheet suits industrial warehouses for heavy-duty roofing?

  • How to maintain the galvanized surface of SAND40/250 metal sheets for long-term use?

  • Galvanized steel vs. unpainted aluminum: Which is better for industrial roofing?

  • Can SAND40/250 metal sheets be customized for specific roof sizes and colors?

  • Is S250GD galvanized steel compliant with industrial roofing standards?

  • Why choose a trapezoidal profile over flat sheets for industrial roofing?

  • Which coating thickness (z61 vs. z90) is best for coastal industrial sites?

  • Can SAND40/250 metal sheets be used for both roofing and wall cladding?

Product comparison

CategoryUsage ScenariosCharacteristicsAdvantagesDisadvantages
Coating ThicknessIndustrial Roofs/High-Corrosion AreasIndustry Standard: Z40 (ISO 1461)
Our Base: Z61 (▲)
Our Advanced: Z90 (▲▲)
Enhanced corrosion protection in harsh environmentsHigher cost for Z90 coating (Advanced tier)
Steel Grade StrengthStructural SupportIndustry Standard: 210 MPa (EN 10346)
Our Base: 250 MPa (▲)
Our Advanced: 300 MPa (▲▲)
Supports heavy loads (e.g., snow, wind)Weight increases with higher grade strength
Corrosion ResistanceCoastal/Industrial ZonesIndustry Standard: 500+ hours neutral salt spray (ASTM B117)
Our Base: 1,000 hours (▲)
Our Advanced: 2,000 hours (▲▲)
Extended lifespan in corrosive environmentsRequires premium surface treatments
Profile DesignWater-Runoff Critical AreasIndustry Standard: Flat profile
Our Base: 5-ribs/m (▲ ISO 6792)
Our Advanced: 8-ribs/m (▲▲)
Reduces water pooling (e.g., 43% faster runoff)Complex profiles may increase installation time
CustomizationArchitectural ProjectsIndustry Standard: 3 color options
Our Base: 8 colors (▲)
Our Advanced: 15 colors + custom sizes (▲▲)
Matches diverse aesthetic needsLimited availability for niche colors/sizes (Base tier)
Weight-to-PerformanceLightweight ConstructionIndustry Standard: 1.5 mm thickness
Our Base: 1.2 mm (▲ 20% lighter)
Our Advanced: 1.0 mm (▲▲ 33% lighter)
Reduces structural load requirementsThinner sheets may require reinforcement in high-stress zones

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